Canteiro, Ruben
Current rating: 1500
Record: 5-5-1
| Grand Prix Lisbon 2005 (BOK limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 132 | Filipe, Joaquim (1500) | Lost 0-1 | -191500 |
| 2sealed | 215 | Faustino, Ivo (1482) | Draw 1-1 | 01500 |
| 3sealed | 213 | Marquez, Diogo (1483) | Won 2-0 | +181518 |
| 4sealed | 157 | Cardoso, Andre (1500) | Won 2-0 | +171535 |
| 5sealed | 109 | Salas, Camilo (1570) | Lost 0-2 | -171518 |
| 7sealed | 101 | Silva, Pedro 5255 (1517) | Lost 0-2 | -181500 |
| average opponent: 1509record: 2-3-1 | new rating: 1500 | |||
| Grand Prix Barcelona 1999 (USG sealed) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 38 | Salvatierra, Ruben (1500) | Won 0-0 | +181518 |
| 3sealed | 24 | Ragull Puig, Miquel (1518) | Lost 0-0 | -181500 |
| 4sealed | 51 | Schlegl, Gerhard (1501) | Lost 0-0 | -181482 |
| 5sealed | 123 | Lopez, Juan (1517) | Won 0-0 | +191501 |
| 6sealed | 65 | Desjardins, Pascal (1498) | Won 0-0 | +181519 |
| average opponent: 1507record: 3-2 | new rating: 1519 | |||